package com.zjt.mapper;

import com.zjt.po.Product;
import com.zjt.po.ProductTypeVo;

public interface ProductMapper {
    //1.根据产品id查询产品信息，并关联产品分类信息
   public ProductTypeVo queryProductTypeVoByProductId(int id);
    //2,一对一关联
    public Product queryProductProductTypeVoByProductId2(int id);
}
